-al a-a a-b a-c aaa aab aac aah aaj aal aan aar ab- aba abb abc abh abj abl abn abr ac- aca acb acc ach acj acl acn acr aha ahb ahc ahh ahj ahl ahn ahr aja ajb ajc ajh ajj ajl ajn ajr al- ala alb alc alh alj all aln alr an- ana anb anc anh anj anl ann anr ar- ara arb arc arh arj arl arn arr baa bab bac bah baj bal ban bar bba bbb bbc bbh bbl bbn bbr bca bcb bcc bch bcj bcl bcn bcr bha bhb bhc bhh bhj bhl bhr bja bjc bjj bjn bjr bla blb blc blh blj bll bln blr bna bnb bnc bnj bnl bnn bnr bra brb brh brj brl brn brr c-- c-j caa cab cac cah caj cal can car cba cbb cbc cbh cbj cbl cbn cbr cca ccb ccc cch ccj ccl ccn ccr ch- cha chb chc chh chl chn chr cja cjb cjc cjr cl- cla clb clc clh clj cll cln clr cn- cna cnb cnc cnh cnj cnl cnn cnr cra crb crc crh crj crl crn crr haa hab hac hah haj hal han har hba hbb hbc hbh hbj hbl hbn hbr hca hcb hcc hch hcj hcl hcn hcr hha hhb hhc hhh hhj hhl hhn hhr hja hjl hjn hjr hla hlb hlc hlh hll hln hlr hna hnb hnc hnh hnj hnl hnn hr- hra hrb hrc hrh hrj hrl hrn hrr jaa jab jac jah jaj jal jan jar jba jbc jbj jbl jbr jca jcb jcc jch jcl jcr jha jhc jhj jhl jhn jhr jja jjb jjc jjj jjl jjr jla jlb jlc jlh jll jln jlr jna jnc jnh jnj jnl jnn jnr jra jrb jrc jrl jrn jrr la- laa lab lac lah laj lal lan lar lba lbb lbc lbh lbj lbl lbr lca lcb lcc lch lcj lcl lcn lcr lha lhb lhc lhh lhr ljj ljn lla llb llc llj lll lln llr lna lnb lnc lnh lnl lnn lnr lra lrb lrc lrh lrn lrr naa nab nac nah naj nal nan nar nba nbb nbc nbl nbn nbr nca ncb ncc nch ncl ncn ncr nha nhb nhc nhh nhj nhl nhn nhr nja njc njl njn nla nlb nlc nlh nlj nll nln nlr nna nnb nnc nnh nnl nnn nra nrb nrc nrj nrl nrn nrr ra- raa rab rac rah raj ral ran rar rba rbb rbc rbh rbl rbn rbr rca rcb rcc rch rcj rcl rcn rcr rh- rha rhb rhc rhh rhl rhn rhr rja rjc rjr rla rlc rlh rll rln rlr rna rnb rnc rnh rnn rnr rra rrb rrc rrh rrl rrn rrr

-ana a-ha aaaa aaab aaac aaah aaal aaan aaar aaba aabb aabc aabh aabl aaca aacb aacc aach aacl aacn aacr aaha aahl aala aalc aall aana aara aarc abaa abab abac abaj abal aban abar abb- abba abbb abbr abca abcb abcc abch abcl abcn abcr abha abhr abla ablj abra abrc acaa acab acac acan acar acba acbl acca accc acch acha achh achl achr acla aclc aclr acr- acra acrc acrr ahab ahac ahah ahal ahar ahha ahja ahla ahra ahrc ahrr ajab ajac ajah ajan ajar ajba ajhl ajla ajna alaa alac alal alan alar alb- alba albc alca alcc alha aljr all- alla allh alll alln allr alna ana- anaa anab anac anah anal anan anar anba anbb anbl anca ancc anha anja anla anlc anln anna annb anrc arab arac arah aral aran arar arba arbh arc- arca arch arh- arja arla arna arr- arra arrc arrh arrr baaa baah baal baan baar baba babb babr bac- baca bacc bach bacn baha bahl bahn bahr baja bala balc ball bana banc banh banj bann banr bar- bara barb barc barh barn barr bbbb bbch bblb bbrc bcaa bcar bcbc bcca bccc bccl bcra bhan bhar bhca bhcc bhra bjcc blaa blab blac blah blaj blan blrc bnrr brab brac brah braj bran brca brcb brna brnj brrr caaa caab caac caah caal caan caba cac- caca cacc cach cacr caha cahl cahn caja cala calc call cana canc canh cann cara carb carc carj carl carn carr cbac cbal cbar cbbc cbca cbcc cbcl cbcn cbcr cbha cbhl cblb cblc cbln cbna cbrh cbrj cbrl cbrn ccaa ccab ccac ccar ccba ccbc ccbn ccca cccb cccc cccl ccha cchl cchr ccla cclc ccna ccnb ccnc ccnr ccra ccrc ccrl chaa chab chac chah chaj chal chan char chca chch chha chlc chln chlr chnb chnc chnl chnr chra chrb chrc chrn chrr cjan cjar cjbc cjca cjcb cjch cjcj cjcl cjhl cjnb cjnr cjrb cjrc cjrj cjrn clab clan clar clra cnaa cnac cnbc cnbl cnna cnnj cnrc cnrr crab crac craj cran crar crbc crca crcc crcr crna haab haal haan haar haba haha hahn haja hajj hal- hala halb hall hana hanc hann hara harc harh harl harn harr hbar hcbc hcca hccb hccc hcch hcjb hhaa hhcl hhhh hhla hlah hnna hrac hran hrbl hrrc jaal jaan jaar jaba jabr jaca jacc jacl jaha jahn jahr jaja jala jalc jana jann jara jarc jarl jarr jbaa jbar jcbc jccc jcrc jhar jjar jjcc jlab jnlc jrbr laaa laac laaj laal laan laar laba labr laca lacc lach lacl laha lahn lahr laja lala lall lan- lana lanc lann lara larb larc larn larr lbar lbcc lblr lcac lcbc lcca lccc lchc lchr lcra lcrl lhhh ljan ljla llan llcc lllc llll lncr lrac lral lrba lrrc lrrr naaa naab naac naal naan naar naba nabc nabl naca nacc nach nacl naha nahl nahr naja najr nala nalc nall nan- nana nanb nann nara narc narh narn narr nbaa nbar nbbc nbbj nbca nbcc ncaa ncac ncar ncba ncbc ncca nccc nccn nccr ncha nchc nclc ncln nclr ncna ncnc ncra ncrc nhcc nhhl nhla nhnn nhra nhrc njaa